Chemical in the pool coaxes DNA to form triple helix

Chemical in the pool coaxes DNA to form triple helix: Instead of forming the familiar double helix, DNA's nucleobases—which normally form rungs in the DNA ladder—associate with cyanuric acid molecules to form a triple helix.' (Credit: iStockphoto) An inexpensive molecule commonly used to disinfect backyard swimming pools could be the secret to creatin...